The Hammer of Thor
Rick Riordan
Magnus Chase and the Gods of Asgard (2)
How To Train Your Dragon: How to Betray a Dragon's Hero: Book ...
Cressida Cowell
How to Train Your Dragon (11)
Hero's Guide to Deadly Dragons
How to Train Your Dragon (6)
Camp Jupiter Classified
The Trials of Apollo (4.5)
The Lightning Thief
Percy Jackson and the Olympians (1)
The Sea of Monsters
Percy Jackson and the Olympians (2)